NOTE: This version is pre-release software and has not undergone full release validation or qualification. No support is offered on pre-release software and APIs/behavior are subject to change. It should NOT be incorporated into any production software/solution and instead should be used only for early testing and integration while awaiting a final release version of this software.

OpenVINO™ toolkit pre-release definition:

• It is introduced to get early feedback from the community.
• The scope and functionality of the pre-release version is subject to change in the future.
• Using the pre-release in production is strongly discouraged.

You can find OpenVINO™ toolkit 2023.2.0.dev20230922 pre-release version here:

• Download archives* with OpenVINO™
• Install it via Conda: conda install -c "conda-forge/label/openvino_dev" openvino=2023.2.0.dev20230922
• OpenVINO™ for Python: pip install --pre openvino or pip install openvino==2023.2.0.dev20230922

Release notes are available here: https://docs.openvino.ai/nightly/prerelease_information.html Release documentation is available here: https://docs.openvino.ai/nightly/

What's Changed

• CPU runtime:
  • Optimized Yolov8n and YoloV8s models on BF16/FP32.
  • Optimized Falcon model on 4th Generation Intel® Xeon® Scalable Processors.
• GPU runtime:
  • int8 weight compression further improves LLM performance. PR #19548
  • Optimization for gemm & fc in iGPU. PR #19780
• TensorFlow FE:
  • Added support for Selu operation. PR #19528
  • Added support for XlaConvV2 operation. PR #19466
  • Added support for TensorListLength and TensorListResize operations. PR #19390
• PyTorch FE:
  • New operations supported
    • aten::minimum aten::maximum. PR #19996
    • aten::broadcast_tensors. PR #19994
    • added support aten::logical_and, aten::logical_or, aten::logical_not, aten::logical_xor. PR #19981
    • aten::scatter_reduce and extend aten::scatter. PR #19980
    • prim::TupleIndex operation. PR #19978
    • mixed precision in aten::min/max. PR #19936
    • aten::tile op PR #19645
    • aten::one_hot PR #19779
    • PReLU. PR #19515
    • aten::swapaxes. PR #19483
    • non-boolean inputs for or and and operations. PR #19268
• Torchvision NMS can accept negative scores. PR #19826

New openvino_notebooks:

• Visual Question Answering and Image Captioning using BLIP

Fixed GitHub issues

• Fixed #19784 “[Bug]: Cannot install libprotobuf-dev along with libopenvino-2023.0.2 on Ubuntu 22.04” with PR #19788
• Fixed #19617 “Add a clear error message when creating an empty Constant” with PR #19674
• Fixed #19616 “Align openvino.compile_model and openvino.Core.compile_model functions” with PR #19778
• Fixed #19469 “[Feature Request]: Add SeLu activation in the OpenVino IR (TensorFlow Conversion)” with PR #19528
• Fixed #19019 “[Bug]: Low performance of the TF quantized model.” With PR #19735
• Fixed #19018 “[Feature Request]: Support aarch64 python wheel for Linux” with PR #19594
• Fixed #18831 “Question: openvino support for Nvidia Jetson Xavier ?” with PR #19594
• Fixed #18786 “OpenVINO Wheel does not install Debug libraries when CMAKE_BUILD_TYPE is Debug #18786” with PR #19197
• Fixed #18731 “[Bug] Wrong output shapes of MaxPool” with PR #18965
• Fixed #18091 “[Bug] 2023.0 Version crashes on Jetson Nano - L4T - Ubuntu 18.04” with PR #19717
• Fixed #7194 “Conan for simplifying dependency management” with PR #17580

Acknowledgements

Thanks for contributions from the OpenVINO developer community: @siddhant-0707, @PRATHAM-SPS, @okhovan

Full Changelog: https://github.com/openvinotoolkit/openvino/compare/2023.1.0.dev20230811...2023.2.0.dev20230922